BY STEVE WEISMAN - OUTDOORS EDITOR
David Thoreson is a world-renowned explorer, sailor, author, photographer, speaker and educator from Okoboji. He has also chronicled his sailing adventures of some 65,000 nautical miles around the world in an autobiographical photo journal entitled “Over the Horizon – Exploring the Edges of a Changing Planet.” He is also a sought-after speaker on climate issues and the climate crisis.